Ad
8 kyu
Not so black box
3,041g-sam
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7 kyu
Number of People in the Bus
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7 kyu
Suitcase packing
1,8970xbba
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6 kyu
Scrabble word calculator
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8 kyu
Total amount of points
111,937petrosernivka
Completed Languages:
8 kyu
Opposite number
351,032sergioet
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6 kyu
SQL Basics: Simple UNION ALL
12,122matt c
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6 kyu
SQL Bug Fixing: Fix the JOIN
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6 kyu
SQL Basics: Simple JOIN and RANK
13,308matt c
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7 kyu
SQL Basics: Simple JOIN with COUNT
19,948matt c
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7 kyu
SQL Basics: Create a FUNCTION
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SQL Basics: Simple GROUP BY
22,421matt c
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8 kyu
1. Find all active students
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SQL Basics: Simple SUM
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SQL Basics: Simple WHERE and ORDER BY
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